Web Inspector: Styles: valid values in style attributes are reported as unsupported...

Web Inspector: Styles: valid values in style attributes are reported as unsupported property values
https://bugs.webkit.org/show_bug.cgi?id=194619
<rdar://problem/47917373>

Source/WebInspectorUI:

Reviewed by Devin Rousso.

Payload of inline styles may contain `range` that doesn't match
the actual text of the payload - it has an extra empty line at the end.
Mismatching ranges caused data corruption.

* UserInterface/Models/DOMNodeStyles.js:
(WI.DOMNodeStyles.prototype._parseStylePropertyPayload):

LayoutTests:

Reviewed by Devin Rousso and Joseph Pecoraro.

* inspector/css/modify-inline-style-expected.txt: Added.
* inspector/css/modify-inline-style.html: Added.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@241623 268f45cc-cd09-0410-ab3c-d52691b4dbfc